---
product_id: 74292505
title: "125KHz T5577/EM4305 Writable RFID Keychains NFC Token tags Proximity ID Access Control Key Fob Card for Security Entry System Blue Color (10)"
brand: "hfeng"
price: "73 zł"
currency: PLN
in_stock: true
reviews_count: 13
category: "H Feng"
url: https://www.desertcart.pl/products/74292505-125khz-t5577-em4305-writable-rfid-keychains-nfc-token-tags-proximity
store_origin: PL
region: Poland
---

# Waterproof ABS material Read & writable T5577/EM4305 chip 125KHz secure frequency 125KHz T5577/EM4305 Writable RFID Keychains NFC Token tags Proximity ID Access Control Key Fob Card for Security Entry System Blue Color (10)

**Brand:** hfeng
**Price:** 73 zł
**Availability:** ✅ In Stock

## Summary

> 🔐 Unlock smarter access with style and durability!

## Quick Answers

- **What is this?** 125KHz T5577/EM4305 Writable RFID Keychains NFC Token tags Proximity ID Access Control Key Fob Card for Security Entry System Blue Color (10) by hfeng
- **How much does it cost?** 73 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/74292505-125khz-t5577-em4305-writable-rfid-keychains-nfc-token-tags-proximity)

## Best For

- hfeng enthusiasts

## Why This Product

- Trusted hfeng brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bulk Pack of 10:** Perfect for managing multiple users in offices, apartments, or parking areas.
- • **Secure 125KHz Frequency:** Reliable proximity access up to 10cm for seamless entry.
- • **Universal Compatibility:** Works effortlessly with most 125KHz RFID readers for versatile security setups.
- • **Durable Waterproof Design:** ABS casing with metal keyring built to withstand daily wear and weather.
- • **Writable & Reprogrammable:** Supports read/write functionality for ultimate customization and control.

## Overview

This pack of 10 blue RFID keychains features waterproof ABS material and metal keyrings, equipped with versatile T5577/EM4305 chips operating at 125KHz. Designed for proximity access control, these writable tokens support read/write functions and work within a 10cm range, ideal for secure entry in apartments, offices, and parking facilities.

## Description

1. Material: ABS waterproof material 2. Colour: blue. 3. Support: Reading, and writable. 4. Working frequency: 125KHz 5. Chip: T5577 / EM4305 6: Quantity: 10 pieces

Review: Did the job - Very inexpensive and did the job perfectly
Review: Not writable to - Not writable using flipper

## Features

- 1. Material: ABS waterproof material. Each keyfob has metal keyring.
- 2. Chip: T5577/EM4305 chip. Support: Read, and writable.
- 3. Working Frequency:125KHz. Reading distance is 0-10cm.
- 4. Widely used at apartment, office, park and other places.
- 5. Each keyfob has metal keyring. Package included: 10 pcs keyfob.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07DYG5XL7 |
| Alert Type | Proximity ID |
| Antenna Location | access control in secure environments like apartments or offices |
| Best Sellers Rank | 59,305 in DIY & Tools ( See Top 100 in DIY & Tools ) 107 in Home Alarm Systems |
| Brand | HFeng |
| Colour | Blue |
| Compatible Devices | 125 kHz RFID Reader |
| Control Method | Touch |
| Country of Origin | China |
| Customer Reviews | 3.6 3.6 out of 5 stars (593) |
| Included Components | 10 Keyfobs |
| Installation method | Screw-In |
| Item Dimensions | 6.5 x 1.8 x 9.5 centimetres |
| Item Weight | 1 Grams |
| Manufacturer | HFeng |
| Model Number | T5577KEY |
| Network Connectivity Technology | Nfc |
| Part Number | HFeng |
| Power source | With electric cable |
| UPC | 634923544343 |
| Unit Count | 10.0 Count |

## Product Details

- **Brand:** HFeng
- **Colour:** Blue
- **Compatible devices:** 125 kHz RFID Reader
- **Item dimensions L x W x H:** 6.5 x 1.8 x 9.5 centimetres
- **Power source:** With electric cable

## Images

![125KHz T5577/EM4305 Writable RFID Keychains NFC Token tags Proximity ID Access Control Key Fob Card for Security Entry System Blue Color (10) - Image 1](https://m.media-amazon.com/images/I/61x5iO8Rr+L.jpg)

## Available Options

This product comes in different **Item Package Quantity** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Did the job
*by D***D on 19 January 2025*

Very inexpensive and did the job perfectly

### ⭐ Not writable to
*by M***T on 6 February 2026*

Not writable using flipper

### ⭐⭐⭐⭐⭐ Perfect for copying LF Access Tags
*by R***E on 27 January 2024*

Why pay rip off prices charged by security companies when you can use these to make cheap copies.

## Frequently Bought Together

- HFeng 125KHz T5577 / EM4305 Writable RFID Key Ring NFC Tags Token Proximity ID Access Control Key Fob Card for Security Entry System Blue (10)
- YARONGTECH MIFARE Classic® 1K fobs 13.56MHZ ISO14443A Access Control Tags (pack of 10)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-05-26*